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BOSTON MARATHON 2026

Tsz Lok Ng

Bib: 30624 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 50%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M40-44)
#0 / 2198
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:42
3.11 mi
Rank: #13881
Start → 5K
23:42 | 7:38/mi
10K
48:28
6.21 mi
Rank: #15468 (-1587)
5K → 10K
24:46 | 7:59/mi
15K
1:12:37
9.32 mi
Rank: #15350 (+118)
10K → 15K
24:09 | 7:47/mi
20K
1:36:57
12.43 mi
Rank: #15180 (+170)
15K → 20K
24:20 | 7:50/mi
HALF
1:42:01
13.11 mi
Rank: #15024 (+156)
20K → HALF
5:04 | 7:26/mi
25K
2:00:52
15.53 mi
Rank: #14765 (+259)
HALF → 25K
18:51 | 7:47/mi
30K
2:25:40
18.64 mi
Rank: #14468 (+297)
25K → 30K
24:48 | 7:59/mi
20M
2:36:35
20.00 mi
Rank: #14345 (+123)
30K → 20M
10:55 | 8:03/mi
21M
2:45:07
21.00 mi
Rank: #14251 (+94)
20M → 21M
8:32 | 8:32/mi
35K
2:51:05
21.75 mi
Rank: #14238 (+13)
21M → 35K
5:58 | 7:59/mi
23M
3:01:22
23.00 mi
Rank: #14193 (+45)
35K → 23M
10:17 | 8:14/mi
24M
3:09:31
24.00 mi
Rank: #14219 (-26)
23M → 24M
8:09 | 8:09/mi
40K
3:16:38
24.85 mi
Rank: #14227 (-8)
24M → 40K
7:07 | 8:20/mi
25.2M
3:19:46
25.20 mi
Rank: #14250 (-23)
40K → 25.2M
3:08 | 9:06/mi
FINISH
3:28:26
26.22 mi
Rank: #14469 (-219)
25.2M → FINISH
8:40 | 8:31/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:01
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:46:25
Pace8:08 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:2623:427:3823:42
7:38
-
10K
6.21 mi12:13:1248:287:4824:46
7:59
+0:21
15K
9.32 mi12:37:211:12:377:4824:09
7:47
-0:12
20K
12.43 mi13:01:411:36:577:4924:20
7:50
+0:03
HALF
13.11 mi13:06:451:42:017:475:04
7:26
-0:24
25K
15.53 mi13:25:362:00:527:4718:51
7:47
+0:21
30K
18.64 mi13:50:242:25:407:4924:48
7:59
+0:12
20M
20.00 mi14:01:192:36:357:5010:55
8:03
+0:04
21M
21.00 mi14:09:512:45:077:528:32
8:32
+0:29
35K
21.75 mi14:15:492:51:057:525:58
7:59
-0:33
23M
23.00 mi14:26:063:01:227:5410:17
8:14
+0:15
24M
24.00 mi14:34:153:09:317:548:09
8:09
-0:05
40K
24.85 mi14:41:223:16:387:557:07
8:20
+0:11
25.2M
25.20 mi14:44:303:19:467:563:08
9:06
+0:46
FINISH
26.22 mi14:53:103:28:267:588:40
8:31
-0:35

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:26 /mi

Average Pace

7:57 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

28:46

14% of race

Time at Steady Pace

2:21:56

68% of race

Time at Slower Pace

37:44

18% of race

Average Pace: 7:57 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:48:2623:427:3823:42
7:38
#13881
10K
6.21 mi12:13:1248:287:4824:46
7:59
#15468
15K
9.32 mi12:37:211:12:377:4824:09
7:47
#15350
20K
12.43 mi13:01:411:36:577:4924:20
7:50
#15180
HALF
13.11 mi13:06:451:42:017:475:04
7:26
#15024
25K
15.53 mi13:25:362:00:527:4718:51
7:47
#14765
30K
18.64 mi13:50:242:25:407:4924:48
7:59
#14468
20M
20.00 mi14:01:192:36:357:5010:55
8:03
#14345
21M
21.00 mi14:09:512:45:077:528:32
8:32
#14251
35K
21.75 mi14:15:492:51:057:525:58
7:59
#14238
23M
23.00 mi14:26:063:01:227:5410:17
8:14
#14193
24M
24.00 mi14:34:153:09:317:548:09
8:09
#14219
40K
24.85 mi14:41:223:16:387:557:07
8:20
#14227
25.2M
25.20 mi14:44:303:19:467:563:08
9:06
#14250
FINISH
26.22 mi14:53:103:28:267:588:40
8:31
#14469
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi138819823982315106(Top 52%)10229(Top 63%)10229(Top 465%)
10K6.21 mi3.10 mi15468-158710398-57510398-57517005(Top 59%)11015(Top 67%)11015(Top 501%)
15K9.32 mi3.11 mi15350+11810332+6610332+6615106(Top 52%)10229(Top 63%)10229(Top 465%)
20K12.43 mi3.11 mi15180+17010258+7410258+7414777(Top 51%)10054(Top 62%)10054(Top 457%)
HALF13.11 mi0.68 mi15024+15610201+5710201+5712402(Top 43%)9126(Top 56%)9126(Top 415%)
25K15.53 mi2.42 mi14765+25910090+11110090+11113609(Top 47%)9491(Top 58%)9491(Top 432%)
30K18.64 mi3.11 mi14468+2979929+1619929+16113357(Top 46%)9268(Top 57%)9268(Top 422%)
20M20.00 mi1.36 mi14345+1239860+699860+6913079(Top 45%)9055(Top 55%)9055(Top 412%)
21M21.00 mi1.00 mi14251+949808+529808+5213322(Top 46%)9057(Top 55%)9057(Top 412%)
35K21.75 mi0.75 mi14238+139779+299779+2914283(Top 49%)9449(Top 58%)9449(Top 430%)
23M23.00 mi1.25 mi14193+459730+499730+4913897(Top 48%)9202(Top 56%)9202(Top 419%)
24M24.00 mi1.00 mi14219-269714+169714+1614728(Top 51%)9487(Top 58%)9487(Top 432%)
40K24.85 mi0.85 mi14227-89698+169698+1614578(Top 50%)9326(Top 57%)9326(Top 424%)
25.2M25.20 mi0.35 mi14250-239693+59693+515141(Top 52%)9556(Top 58%)9556(Top 435%)
FINISH26.22 mi1.02 mi14469-2199768-759768-7518168(Top 63%)10963(Top 67%)10963(Top 499%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15106

Males

10229

M40-44

10229

5K→10K

3.1 - 6.2 mi

Top 59%
×5
+79ft-138ft

Overall

17005

Males

11015

M40-44

11015

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15106

Males

10229

M40-44

10229

15K→20K

9.3 - 12.4 mi

Top 51%
×5
+106ft-86ft

Overall

14777

Males

10054

M40-44

10054

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12402

Males

9126

M40-44

9126

HALF→25K

13.1 - 15.5 mi

Top 47%
×4
+66ft-88ft

Overall

13609

Males

9491

M40-44

9491

25K→30K

15.5 - 18.6 mi

Top 46%
×9
+181ft-148ft

Overall

13357

Males

9268

M40-44

9268

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

13079

Males

9055

M40-44

9055

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13322

Males

9057

M40-44

9057

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14283

Males

9449

M40-44

9449

35K→23M

21.8 - 23.0 mi

Top 48%
×5
+23ft-63ft

Overall

13897

Males

9202

M40-44

9202

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14728

Males

9487

M40-44

9487

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14578

Males

9326

M40-44

9326

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

15141

Males

9556

M40-44

9556

25.2M→FINISH

25.2 - 26.2 mi

Top 63%
×2
+22ft-21ft

Overall

18168

Males

10963

M40-44

10963

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2014*
Passed By
1145
Net Change
-588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13881
5K → 10K32200-1587#13881#15468
10K → 15K265*147+118#15468#15350
15K → 20K265*95+170#15350#15180
20K → HALF1582+156#15180#15024
HALF → 25K290*31+259#15024#14765
25K → 30K351*54+297#14765#14468
30K → 20M16138+123#14468#14345
20M → 21M14248+94#14345#14251
21M → 35K6249+13#14251#14238
35K → 23M11267+45#14238#14193
23M → 24M7197-26#14193#14219
24M → 40K5563-8#14219#14227
40K → 25.2M3154-23#14227#14250
25.2M → FINISH19200-219#14250#14469
TOTALS2014*1145-588

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing